snapshot of https://github.com/blevesearch/bleve.git (master, 2026-09-15; blobs > 131072B omitted)

index/scorch/empty.go

@@ -0,0 +1,50 @@
+//  Copyright (c) 2020 Couchbase, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 		http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package scorch
+
+import (
+	"github.com/RoaringBitmap/roaring/v2"
+	segment "github.com/blevesearch/scorch_segment_api/v2"
+)
+
+type emptyPostingsIterator struct{}
+
+func (e *emptyPostingsIterator) Next() (segment.Posting, error) {
+	return nil, nil
+}
+
+func (e *emptyPostingsIterator) Advance(uint64) (segment.Posting, error) {
+	return nil, nil
+}
+
+func (e *emptyPostingsIterator) Size() int {
+	return 0
+}
+
+func (e *emptyPostingsIterator) BytesRead() uint64 {
+	return 0
+}
+
+func (e *emptyPostingsIterator) ResetBytesRead(uint64) {}
+
+func (e *emptyPostingsIterator) BytesWritten() uint64 { return 0 }
+
+func (e *emptyPostingsIterator) ActualBitmap() *roaring.Bitmap { return nil }
+
+func (e *emptyPostingsIterator) DocNum1Hit() (uint64, bool) { return 0, false }
+
+func (e *emptyPostingsIterator) ReplaceActual(*roaring.Bitmap) {}
+
+var anEmptyPostingsIterator = &emptyPostingsIterator{}